| Siegel Long Public Affairs, LLC | AFT Colorado | Supporting | 2018-2019 |
| Siegel Public Affairs LLC | AFT Colorado | Supporting | 2018-2019 |
| Americans for Prosperity | Americans for Prosperity | Opposing | 2018-2019 |
| Fulcrum Group US | Aurora Public Schools | Monitoring | 2018-2019 |
| G BERRY CORP | COLORADO COALITION OF APPRAISERS | Monitoring | 2018-2019 |
| Nexus Policy Group | COLORADO LEAGUE OF CHARTER SCHOOLS | Opposing | 2018-2019 |
| The Capstone Group, LLC | COLORADO SUCCEEDS | Opposing | 2018-2019 |
| Valdez Public Affairs, LLC | City of Thornton | Monitoring | 2018-2019 |
| Furman, Daniel | Colorado Charter School Institute | Opposing | 2018-2019 |
| Hall & Evans, LLC | Colorado Charter School Institute | Opposing | 2018-2019 |
| Schaller, Dan R | Colorado League of Charter Schools | Opposing | 2018-2019 |
| Colorado Rising State Action | Colorado Rising Action | Opposing | 2018-2019 |
| Headwaters Strategies | Colorado Rural Schools Alliance | Monitoring | 2018-2019 |
| BRANDEBERRY MCKENNA PUBLIC AFFAIRS | Denver Metro Chamber of Commerce | Opposing | 2018-2019 |
| The Capstone Group, LLC | EDUCATION REFORM NOW ADVOCACY | Opposing | 2018-2019 |
| Dutta, Shashwata Prateek | Education Reform Now Advocacy | Opposing | 2018-2019 |
| Axiom Strategies Inc | GOAL Academy | Monitoring | 2018-2019 |
| Axiom Strategies Inc dba Axiom Politics | GOAL Academy | Monitoring | 2018-2019 |
| HB Strategies | GOAl Academy | Monitoring | 2018-2019 |
| Allied Agenda, LLC | League of Women Voters of Colorado | Supporting | 2018-2019 |
| Attwood Public Affairs | Mesa County Valley School District 51 | Monitoring | 2018-2019 |
| Attwood Public Affairs | Miller Farmer Law | Monitoring | 2018-2019 |
| Siegel Long Public Affairs, LLC | Padres & Jovenes Unidos | Monitoring | 2018-2019 |
| Siegel Long Public Affairs, LLC | Padres y Jovenes Unidos | Monitoring | 2018-2019 |
| Siegel Public Affairs, LLC | Padres y Jovenes Unidos | Monitoring | 2018-2019 |
| Fransen Political Strategies, LLC. | Ready CO | Opposing | 2018-2019 |
| Ragland, Luke Wesley | Ready Colorado | Opposing | 2018-2019 |
| Sandberg, William Tyler | Ready Colorado | Opposing | 2018-2019 |
| Attwood Public Affairs | School District 49 | Monitoring | 2018-2019 |
| Attwood Public Affairs | Teaching Strategies | Monitoring | 2018-2019 |
| Valdez Public Affairs LLC. | Valdez Public Affairs LLC | Monitoring | 2018-2019 |
| Cook, Matthew L | colorado association of school boards | Supporting | 2018-2019 |